Question

correct the text by inserting one comma. (note: in this skill, serial commas are not option
wow experts have found that workers who sit at their desks all day have an
increased risk of diabetes, cancer, and obesity.

Explanation:

The word "Wow" is an interjection at the start of the sentence, and it should be followed by a comma to separate it from the main clause. So we insert a comma after "Wow".

Answer:

Wow, experts have found that workers who sit at their desks all day have an increased risk of diabetes, cancer, and obesity.